The Wedge, cataloged under National Stock Number 4030-00-354-3441, is classified within Federal Supply Class 4030 (Fittings for Rope, Cable, and Chain) of the Rope, Cable, Chain, and Fittings group. The manufacturer of record is Manitowoc Engineering Co Division of the Manitowoc Co Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Wedge |
| FSC / FSG | 4030 — Fittings for Rope, Cable, and Chain (FSG 40) |
| Manufacturers | Manitowoc Engineering Co Division of the Manitowoc Co Inc (CAGE 38018) |
| Parameter | Value |
|---|---|
| NSN | 4030-00-354-3441 |
| Primary Part Number | 3945 |
| Item Name | Wedge |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Manufacturer | Manitowoc Engineering Co Division of the Manitowoc Co Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 3945 PRIMARY | Manitowoc Engineering Co Division of the Manitowoc Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 300273 | 5/9 Secondary reference U.S. Government activity |
| Y301W | 5/9 Secondary reference Intergy Inc |
| Y351W | 5/9 Secondary reference Intergy Inc |
NSN 4030-00-354-3441 is a Wedge, manufactured by Manitowoc Engineering Co Division of the Manitowoc Co Inc, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
NSN 4030-00-354-3441 has 1 manufacturer part number on file: 3945 (Manitowoc Engineering Co Division of the Manitowoc Co Inc).
3 possible matches (shared part number, not a government interchangeability claim): 6145-00-735-6257, 4520-01-078-4761, 4820-01-278-3644. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.